Every day, hours and hours of audio and video about science are uploaded, downloaded and shared. And now the Science Studio website has stepped in to curate that flood of information.

Science Studio bills itself as “a collection of the best science multimedia on the web.” A panel of 39 judges, including notable science writers, watched and listened to 120 nominated videos, radio programs, animations and more, whittling down to 31 satisfying science bites from 2012. Selections range from well-...